Dell Inc. PowerEdge R7725 (AMD EPYC 9845) ssj_ops@100% = 219,662
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Jun 12, 2026
Hardware Availability: May-2026 Software Availability: Jan-2026 Publication: Jun 30, 2026
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     219,970
Calibration 2     220,495
Calibration 3     220,827
ssj_ops@calibrated=220,661
100% 99.5% 220,661 219,662
90% 90.4% 198,595 199,370
80% 80.5% 176,529 177,600
70% 70.6% 154,463 155,792
60% 60.7% 132,397 133,859
50% 49.9% 110,330 110,069
40% 39.6% 88,264 87,366
30% 29.9% 66,198 66,019
20% 20.1% 44,132 44,406
10% 9.8% 22,066 21,616
Active Idle   0 0
Graph of results
System Under Test
Set: 'sut'
Set Identifier: sut
Set Description: System Under Test
# of Identical Nodes: 1
Comment: PowerEdge R7725
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R7725 (AMD EPYC 9845)
Form Factor: 2U
CPU Name: AMD EPYC 9845, 2.10 GHz
CPU Characteristics: 160 core, 2.10 GHz, 320 MB L3 Cache, Max Boost Clock up to 3.70 GHz
CPU Frequency (MHz): 2100
CPU(s) Enabled: 320 cores, 2 chips, 160 cores/chip
Hardware Threads: 640 (2 / core)
CPU(s) Orderable: 1,2 chip
Primary Cache: 32 KB I + 48 KB D on chip per core
Secondary Cache: 1 MB I+D on chip per core
Tertiary Cache: 320 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 384
# and size of DIMM: 24 x 16 GB
Memory Details: 16 GB 1Rx8 PC5-6400R, slots A1-A12, B1-B12 populated.
Power Supply Quantity and Rating (W): 1 x 1500
Power Supply Details: 1500W Titanium Efficiency (Dell P/N: 1PKMH)
Disk Drive: 1 x 480 GB NVMe M.2 SSD (Dell P/N- 3H1F4)
Disk Controller: BOSS N1 (Dell P/N- CMFVP)
# and type of Network Interface Cards (NICs) Installed: 1 x Dual-port Intel E610-XT2, (Dell P/N: FC0HK)
NICs Enabled in Firmware / OS / Connected: 2/2/1
Network Speed (Mbit): 1000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Power Saver plan in OS (see SUT notes)
Operating System (OS): Microsoft Windows Server 2022 Datacenter
OS Version: Version 21H2 (OS Build 20348.2113)
Filesystem: ntfs
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.18+8-LTS-264, mixed mode, sharing)
JVM Command-line Options: -server -Xmn1300m -Xms1550m -Xmx1550m -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:InlineSmallCode=3900 -XX:AutoBoxCacheMax=20000 -XX:FreqInlineSize=2500 -XX:CompileThresholdScaling=210 -XX:AllocatePrefetchDistance=384 -XX:AllocatePrefetchLines=10 -XX:+UseBiasedLocking -XX:+AggressiveHeap -XX:+OptimizeFill -XX:UseAVX=1 -XX:LargePageSizeInBytes=2m
JVM Affinity: start /NODE [0-19] /AFFINITY [0xF,0XF0,0XF00,0XF000,0XF0000,0XF00000,0XF000000,0XF0000000]
JVM Instances: 160
JVM Initial Heap (MB): 1550
JVM Maximum Heap (MB): 1550
JVM Address Bits: 64
Boot Firmware Version: 1.7.6
Management Firmware Version: 1.30.10.50
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Minimum Power (Performance per Watt Optimized)
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 16,008,959 1,536
Payment 16,008,953
Order Status 1,600,897
Delivery 1,600,896
Stock Level 1,600,894
Customer Report 16,008,961
Calibration 2 New Order 16,047,339 1,536
Payment 16,047,333
Order Status 1,604,733
Delivery 1,604,732
Stock Level 1,604,733
Customer Report 16,047,334
Calibration 3 New Order 16,066,545 1,536
Payment 16,066,545
Order Status 1,606,654
Delivery 1,606,654
Stock Level 1,606,655
Customer Report 16,066,545
100% 99.5% New Order 15,978,464 1,536
Payment 15,978,461
Order Status 1,597,847
Delivery 1,597,846
Stock Level 1,597,846
Customer Report 15,978,455
90% 90.4% New Order 14,499,906 1,536
Payment 14,499,904
Order Status 1,449,990
Delivery 1,449,988
Stock Level 1,449,993
Customer Report 14,499,901
80% 80.5% New Order 12,917,180 1,536
Payment 12,917,172
Order Status 1,291,719
Delivery 1,291,718
Stock Level 1,291,716
Customer Report 12,917,183
70% 70.6% New Order 11,330,911 1,536
Payment 11,330,908
Order Status 1,133,093
Delivery 1,133,093
Stock Level 1,133,091
Customer Report 11,330,906
60% 60.7% New Order 9,735,493 1,536
Payment 9,735,492
Order Status 973,550
Delivery 973,547
Stock Level 973,550
Customer Report 9,735,498
50% 49.9% New Order 8,005,469 1,536
Payment 8,005,472
Order Status 800,546
Delivery 800,548
Stock Level 800,547
Customer Report 8,005,471
40% 39.6% New Order 6,354,209 1,536
Payment 6,354,212
Order Status 635,422
Delivery 635,422
Stock Level 635,422
Customer Report 6,354,209
30% 29.9% New Order 4,801,513 1,536
Payment 4,801,519
Order Status 480,151
Delivery 480,150
Stock Level 480,154
Customer Report 4,801,513
20% 20.1% New Order 3,229,668 1,536
Payment 3,229,673
Order Status 322,966
Delivery 322,967
Stock Level 322,967
Customer Report 3,229,674
10% 9.8% New Order 1,572,170 1,536
Payment 1,572,172
Order Status 157,216
Delivery 157,218
Stock Level 157,217
Customer Report 1,572,173
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0